OH4 Savings Calculator v5.0

System Input
Typical: 24 kW (2-3 bed house)
Medium house: 10,000-15,000 kWh/year ≈ £1,200-£2,500/year
📏 OH4 tape needed: 1.5 cm per kW. Pipe diameter determines tape width.

Estimated OH4 Benefits:

Every year you save both money and reduce your carbon footprint.